Knife



FIG. 1 is a perspective view of the knife;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of another embodiment of the knife;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a rear elevation view thereof;

FIG. 11 is a right elevation view thereof;

FIG. 12 is a left elevation view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines depict portions of the knife in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a knife, as shown and described. 